1. Department of Dermatology, The New York Eye & Ear Infirmary; New York Medical College
2. Cell Culture Laboratory of the Department of Medical Research, The New York Eye & Ear Infirmary; New York Medical College
3. Department of Surgery, Show Chwan Memorial Hospital, The New York Eye & Ear Infirmary; New York Medical College
4. Tissue Culture Center, The New York Eye & Ear Infirmary; New York Medical College